Accession Number : ADA140028

Title :   Standard TV Images for Quality Comparison of Teleconferencing Codecs.

Descriptive Note : Final rept.

Corporate Author : DELTA INFORMATION SYSTEMS INC JENKINTOWN PA

PDF Url : ADA140028

Report Date : Jan 1984

Pagination or Media Count : 93

Abstract : The purpose of this study was to identify and recommend standard TV images as the baseline for comparison of teleconferencing Codecs. A series of single frame images, typical of teleconferencing applications is recommended for use as standard images for evaluating both freeze frame and motion codes. The recommended images, to be used to measure codec performance both qualitatively and quantitatively, contains test charts, people scenes, text, and color visuals. (Author)

Descriptors :   *Conferencing(Communications), *Television equipment, *Images, *Standardization, Coding, Video signals, Gray scale, Quality, Charts, Motion, Frames, Freezing, Comparison

Subject Categories : Non-radio Communications

Distribution Statement : APPROVED FOR PUBLIC RELEASE